Assume we would like to execute several independent tasks in parallel and we would like to wait till these tasks are completed. For example we would like to copy a set of files to several (remote) hosts and get a signal when we are ready with this copying task to ALL hosts so we can… Continue reading Parallel bash scripts – waiting for completion
Raspberry Pi: Cross compile HelloWorld
In this tutorial you will learn the basics how to cross compile a simple program for the Raspberry Pi 2 Model B. Why would you like to cross compile? The two major reasons why you would like to cross compile are: Increasing speed of compilation Decreasing wear out of SD card Besides of that the… Continue reading Raspberry Pi: Cross compile HelloWorld
Raspberry Pi: Controlling your wall sockets
In this post I will describe 2 methods to operate “remote controlled sockets” via the Raspberry Pi. The methods differ in the used software. Both methods use C as development language and compile to native Raspberry Pi code (ELF 32-bit LSB executable, ARM, EABI5 version 1 (SYSV), dynamically linked). The prerequisites and wiring are the… Continue reading Raspberry Pi: Controlling your wall sockets
Zelf je autokenteken samenstellen?
Wanneer je Duitsland doorkruist op weg naar vakantie/wintersport in bijvoorbeeld Oostenrijk, Polen, Slovenië, Kroatië of Duitsland zelf zie je veel verschillende Duitse kentekens op de auto’s. Het mooie hiervan is dat je kunt zien uit welke regio de auto’s komen. Dit in tegenstelling tot Nederland waar je aan de hand van het kenteken kunt zien… Continue reading Zelf je autokenteken samenstellen?